mdss: mdp: Check for null pointer before access



Check for null pointer before proceeding with
register dump.

Change-Id: Ic7785045676c8d73c065414a5470ea5dfb26936a
Signed-off-by: Animesh Kishore <animeshk@codeaurora.org>

parent fc04d93a

drivers/video/fbdev/msm/mdss_mdp_debug.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1140,7 +1140,7 @@ static void __dump_mixer(struct seq_file s, struct mdss_mdp_mixer mixer,
		struct mdss_mdp_pipe *pipe;
		int i, cnt = 0;

		if (!mixer)
		if (!mixer \|\| !mfd)
		return;

		seq_printf(s, "\n%s Mixer #%d res=%dx%d roi[%d, %d, %d, %d] %s\n",